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Amphastar Pharmaceuticals (AMPH) Shares Outstanding (Weighted Average): 2014-2025

Historic Shares Outstanding (Weighted Average) for Amphastar Pharmaceuticals (AMPH) over the last 12 years, with Sep 2025 value amounting to $46.5 million.

  • Amphastar Pharmaceuticals' Shares Outstanding (Weighted Average) fell 4.48% to $46.5 million in Q3 2025 from the same period last year, while for Sep 2025 it was $46.5 million, marking a year-over-year decrease of 4.48%. This contributed to the annual value of $48.1 million for FY2024, which is 0.36% up from last year.
  • As of Q3 2025, Amphastar Pharmaceuticals' Shares Outstanding (Weighted Average) stood at $46.5 million, which was down 1.37% from $47.1 million recorded in Q2 2025.
  • Amphastar Pharmaceuticals' 5-year Shares Outstanding (Weighted Average) high stood at $49.0 million for Q3 2022, and its period low was $46.5 million during Q3 2025.
  • In the last 3 years, Amphastar Pharmaceuticals' Shares Outstanding (Weighted Average) had a median value of $48.1 million in 2024 and averaged $48.0 million.
  • Per our database at Business Quant, Amphastar Pharmaceuticals' Shares Outstanding (Weighted Average) rose by 3.11% in 2021 and then declined by 4.48% in 2025.
  • Over the past 5 years, Amphastar Pharmaceuticals' Shares Outstanding (Weighted Average) (Quarterly) stood at $47.8 million in 2021, then grew by 1.01% to $48.3 million in 2022, then decreased by 0.88% to $47.9 million in 2023, then rose by 0.36% to $48.1 million in 2024, then fell by 4.48% to $46.5 million in 2025.
  • Its Shares Outstanding (Weighted Average) was $46.5 million in Q3 2025, compared to $47.1 million in Q2 2025 and $47.7 million in Q1 2025.